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The decreasing order of stability of ions is (i) CH3 – CH+ – CH3 (ii) CH3 – CH+ – OCH3 (i) CH3 – CH+ – COCH3 (a) (i) > (ii) > (iii) (a) (ii) > (i) > (iii) (a) (ii) > (iii) > (i) (a) (iii) > ...

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Which of the following is a doubly magic nucleus (a) 82­Pb207 (a) 82­Pb206 (a) 82­Pb208 (a) 823Pb209 ...

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Which of the following is the best conductor of electricity a) rain water b) sea water c) boiled water d) distilled water ...

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Chemistry Kritika Gupta 1 Answer 20 views 0

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Acid rain is due to a) NO2 b) CO2 c) SO2 d) H2SO4 ...

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Brass is an alloy of a) Cu and Zn b) Cu and Ag c) Zn and Ag d) Zn and Fe ...

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